The subspecies media is now treated as a separate full species under the name Sumatran Leafbird Chloropsis media.
Ref:
Wells, D.R., E.C. Dickinson & R.W.R.J. Dekker, (2003) Systematic notes on Asian birds. 36. A preliminary review of the
Chloropseidae and Irenidae. ‒ Zoologische Verhandelingen 344: 25‐42.